Home / 3,136.26-4,703.63-1,055.72

Finding the Fourth Proportional to 3,136.26, 4,703.63 and 1,055.72

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Solution

The fourth proportional to 3,136.26, 4,703.63 and 1,055.72 is: 1,583.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.26 : 4,703.63 = 1,055.72 : x
  2. Step 2: Convert to fraction form
    3,136.26/4,703.63 = 1,055.72/x
  3. Step 3: Cross multiply
    3,136.26x = 4,703.63 × 1,055.72
  4. Step 4: Simplify right side
    3,136.26x = 4,965,713.92
  5. Step 5: Solve for x
    x = 4,965,713.92/3,136.26
  6. Step 6: Final answer
    x = 1,583.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.